CVE-2025-38253

High

Description

In the Linux kernel, the following vulnerability has been resolved: HID: wacom: fix crash in wacom_aes_battery_handler() Commit fd2a9b29dc9c ("HID: wacom: Remove AES power_supply after extended inactivity") introduced wacom_aes_battery_handler() which is scheduled as a delayed work (aes_battery_work). In wacom_remove(), aes_battery_work is not canceled. Consequently, if the device is removed while aes_battery_work is still pending, then hard crashes or "Oops: general protection fault..." are experienced when wacom_aes_battery_handler() is finally called. E.g., this happens with built-in USB devices after resume from hibernate when aes_battery_work was still pending at the time of hibernation. So, take care to cancel aes_battery_work in wacom_remove().

SeverityHigh
CVSS8.8
Exploit probability—
ProductLinux Kernel
PublishedJul 9, 2025
First seenJul 9, 2025

How to fix

Update
  • linux linux_kernel6.12.36, 6.15.5 or later

Affected products

ProductAffected versionsFixed in
linux linux_kernel6.8 ≤ v < 6.12.36, 6.13 ≤ v < 6.15.5, 6.166.12.36, 6.15.5

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CVE-2025-38253 · Linux Kernel · Dark Radar